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There is a grid of 20 squares by 10 squares. How many different rectangles are possible? Note that square is a rectangle.
Question asked in Infosys Campus Recruitment Held at Pragathi. On an iceland few customs are there .Men always speak truth, no women tells consecutive truth or false i.e. If first statement is true ,second is false and vice versa. same with children also. There was a family couple and a child. A passenger asked the child ?are you a boy or a girl? the boy spoke german. one of the parent said ? he is a boy? the other said ?he is a girl? ?he is lying?. (i)The kid is boy or girl (ii)who spoke the first mother/father
A person travels on a cycle from home to church on a straight road with wind against him. He took 4 hours to reach there. On the way back to the home, he took 3 hours to reach as wind was in the same direction. If there is no wind, how much time does he take to travel from home to church?
500 men are arranged in an array of 10 rows and 50 columns according to their heights. Tallest among each row of all are asked to come out. And the shortest among them is A. Similarly after resuming them to their original positions, the shortest among each column are asked to come out. And the tallest among them is B. Now who is taller A or B ?
Sachin, Dravid and Ganguly played in a Cricket match between India and England. ? None of them scored more than 99 runs. ? If you add the digits of the runs scored by Sachin to his own score, you will get the runs scored by Dravid. ? If you reverse the digits of the runs scored by Dravid, you will get the runs scored by Ganguly. ? The total runs scored by them is 240. Can you figure out their individual scores?
An ant had to travel from one corner of a room to diagonally opposite corner. It can walk on walls, floor and roof only. How will you find the shortest path for this ant ?
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Three men - Sam, Cam and Laurie - are married to Carrie, Billy and Tina, but not necessarily in the same order. Sam's wife and Billy's Husband play Carrie and Tina's husband at bridge. No wife partners her husband and Cam does not play bridge. Who is married to Cam?
condition: there is a room in which you r sitting in middle.and infront of you there is two persons and two doors.behind 1 door there is success and behind another door there is failure,but you don't know behind which door success is.out of above 2 person one always speak truth and other always lie and you also don't know who speak true and who speak lie. question: you have to select success door by asking only one question....so what only one question you ask to get sucess door? note:you are not supposed to ask two question 1 with each person
At University of Probability, there are 375 freshmen, 293 sophomores, 187 juniors, & 126 seniors. One student will randomly be chosen to receive an award. What percent chance is there that it will be a junior? Round to the nearest whole percent
Mr. D'souza has bought four cars - Merc, Honda, Ford, Zen - as presents for his sons' birthdays, all of which are next week. Given the following information, what will each son get? Alan will not get the Honda unless Barry gets the Merc and Denzil gets the Ford. Barry will not get the Ford unless Carl gets the Zen and Alan gets the Merc. Denzil will not get the Zen unless Alan gets the Honda and Barry gets the Merc. Alan will not get the Merc unless Carl gets the Zen and Denzil gets the Ford. Barry will not get the Merc unless Alan gets the Zen and Denzil gets the Ford. Alan will not get the Zen unless Barry gets the Honda and Carl gets the Merc. Carl will not get the Zen unless Barry gets the Honda and Alan gets the Ford. Alan will not get the Ford unless Barry gets the Zen and Denzil gets the Honda. Carl will not get the Merc unless Denzil gets the Honda.
Given a sequence of integers, there are a few sequences which result in balanced binary search trees i.e., AVL trees. Write a program that takes a sequence of integers as input and outputs the number of such sequences that result in the balanced binary search trees. Input Format: Single line contains sequence of integers terminated by -1. Output format: Print the number of AVL tree possible from that input sequence. Sample Input: 1 2 3 -1 Sample Output: 2
Find a number which ends with digit 2 such that when you cut this last digit and paste it in the front of the number, the new number value is double that of original.
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